STA529B(2007) 查看數據表（PDF） - STMicroelectronics

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STA529B
(Rev.:2007)

2 x 100 mW class-D amplifier with analog or digital input 2.0 multichannel digital audio processor with FFX

STMicroelectronics 

STA529

Connection diagrams and pin descriptions

2.1.3

Table 1. Package: TFBGA48 (continued)

Pin #

Name

Type

Description

F7

VHI

Analog input ADC high reference voltage

E7

VLO

Analog input ADC low reference voltage

H1

FILT

Analog

input/output

PLL loop filter terminal

H4

VDDPLL Supply

PLL analog supply

H3

GNDPLL Ground

PLL analog ground

A6

OUT1A

Analog output Channel 1 half-bridge A output

B6

OUT1A

Analog output Channel 1 half-bridge A output

A5

OUT1B

Analog output Channel 1 half-bridge B output

B5

OUT1B

Analog output Channel 1 half-bridge B output

A3

OUT2A

Analog output Channel 2 half-bridge A output

B3

OUT2A

Analog output Channel 2 half-bridge A output

A4

OUT2B

Analog output Channel 2 half-bridge B output

B4

OUT2B

Analog output Channel 2 half-bridge B output

F2

POWERFAULT/

EADP

Digital output

Power fault signal (active high) /

external audio power-down signal

A8

VCC1

Supply

Channel 1 power supply

A1

VCC2

Supply

Channel 2 power supply

A7

GND1

Ground

A2

GND2

Ground

Channel 1 power ground

Channel 2 power ground

C2

VCC33

Supply

Pre-driver supply

B2

GND33

Ground

Pre-driver ground

C8

VDD

Supply

B8

GND

Ground

Digital supply

Digital ground

C1

VDDIO

Supply

I/O ring supply

B1

GNDIO

Ground

I/O ring ground

Thermal data

Table 2 gives the thermal resistance specifications for the TFBGA48 and the VFQFPN52.

Table 2. Thermal data

Device

Parameter

Min

Typ

Max

Unit

TFBGA48

VFQFPN52

Thermal resistance junction to ambient

Thermal resistance junction to ambient

72

oC/W

22

oC/W

7/58

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